CN115027971A - Pneumatic loading and unloading vehicle applied to cold chain transportation - Google Patents

Abstract

The invention provides a pneumatic loading and unloading vehicle applied to cold chain transportation, and relates to the field of ocean engineering. According to the invention, the semi-automatic method that the front-end manual control pneumatic suction device is combined with the front-end and transfer platform automatic transfer structure is adopted, so that the operation of grabbing and temporarily storing goods can be efficiently and quickly completed. The front end suction device of the unloading trolley consists of two groups of suction cups, namely a lateral pneumatic suction cup and a vertical pneumatic suction cup, and can suck goods and place the goods on the front end tray. The pneumatic intelligent loading and unloading vehicle is fast and convenient to put into use, and can be conveyed to a designated working area by utilizing the existing hoisting equipment at a wharf port.

Description

Pneumatic loading and unloading vehicle applied to cold chain transportation

Technical Field

The invention relates to the field of ocean engineering, in particular to a pneumatic loading and unloading vehicle applied to cold chain transportation.

Background

At present, the cold boat unloading operation still stops in the stage of giving first place to the manual handling, and the main performance is that working strength is big, work efficiency is low, and operational environment is abominable.

Therefore, the transport vehicle capable of automatically transporting the refrigerated goods replaces the manual transportation of goods, and the spreading of epidemic situations is blocked. The existing loading and unloading vehicle applied to the refrigerated ship mainly comprises a crawler chassis, a cargo hold lifting platform, a double-layer cargo containing cabin, a cargo transferring device and a cargo sucking and lifting device. The working principle is that the goods are sucked up by the sucking discs in the goods sucking and lifting device, then the goods are placed on the goods transferring device, and finally the goods are conveyed to the liftable double-layer goods containing cabin by the goods transferring device.

The goods of current loading and unloading car absorbs hoisting device only has a set of vertical pneumatic suction cup, and the stability when absorbing the goods is limited. Because there is not the front end tray, need wait for after the goods transfer device conveys the completion just can carry out the next transfer work before the front end sucking disc absorbs the goods, this has certain influence to the continuity of whole absorption transfer operation. During unloading, the cargo containing chamber can dump the cargos only by depending on the inclination of the cargo lifting platform, and the unloading time is long.

Disclosure of Invention

The invention provides a pneumatic loading and unloading vehicle applied to cold chain transportation, which solves the problems that the conventional loading and unloading vehicle cargo suction device is limited in stability and cannot continuously operate.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

the utility model provides a be applied to pneumatic type loading and unloading car of cold chain transportation, includes track chassis and tilting self-discharging three-layer cargo hold, track chassis top is provided with the main part support, be provided with air pump group and group battery on the main part support, main part support rear portion top is provided with tilting self-discharging three-layer cargo hold, main part support medial surface is fixed with the slip table group, sliding connection has the transportation platform on the slip table group, the hatch of tilting self-discharging three-layer cargo hold is docked mutually with the upset upper mounting plate of transporting the platform, it is continuous with the slip table group through first slider to transport the platform, pneumatic suction means passes through the second slider and links to each other with the front end tray, pneumatic suction means organizes with the slip table through the third slider and links to each other, the side on track chassis is provided with the cockpit.

Preferably, the crawler chassis comprises a steel frame and a rotary joint fixed above the steel frame, two driving wheels are arranged on two sides of the steel frame, and the driving wheel on each side is connected with one crawler in a damping mode.

Preferably, tilting self-discharging three-layer cargo hold includes the chassis and sets up in the cargo hold cabin of receiving of chassis top, the chassis with receive and be connected with between the cargo hold room and be used for making the electronic jar of cargo hold of receiving the cargo hold room upset, it includes the sub-cabin of three-layer to receive the cargo hold room, the bilge in sub-cabin is provided with the cargo hold roller, the rear upper end and the cargo hold tail gate rotation of receiving the cargo hold room are connected, it is connected with the electronic jar of cargo hold tail gate that is used for opening the cargo hold tail gate to receive between cargo hold room and the cargo hold tail gate.

Preferably, the transport platform includes middle tray, the front end of middle tray is provided with the slider, the slider links to each other with slip table group, be provided with transverse guide on the upper surface of middle tray, be provided with platform under can gliding upset on the transverse guide, be provided with the electronic jar of upset platform that is used for making the upset upper mounting plate upset between platform and the upset upper mounting plate under the upset, be provided with rubber conveying roller on the upper surface of upset upper mounting plate, rubber conveying roller links to each other with the rubber conveying roller driving motor who sets up the platform side in the upset.

Preferably, the front end tray includes the tray bottom plate, be provided with goods conveying gyro wheel on the tray bottom plate upper surface, goods conveying gyro wheel links to each other with goods conveying gyro wheel driving motor, goods conveying gyro wheel driving motor sets up in tray bottom plate lower surface, the front end of tray bottom plate is provided with the front shovel, the tray bottom plate links to each other with the slip table group through the slider that the side set up.

Preferably, the pneumatic suction means includes the suction means base, be provided with lateral shifting guide rail, first longitudinal screw guide rail and second longitudinal screw guide rail on the front surface of suction means base, first longitudinal screw guide rail passes through first longitudinal movement slider and links to each other with first vertical pneumatic chuck, second longitudinal screw guide rail passes through second longitudinal movement slider and links to each other with the vertical pneumatic chuck of second, the right side upper end of lateral shifting guide rail is provided with the lateral screw guide rail, the lateral shifting guide rail links to each other with first lateral pneumatic chuck, the lateral shifting guide rail links to each other with second lateral pneumatic chuck, second lateral pneumatic chuck links to each other with first lateral pneumatic chuck, first lateral pneumatic chuck passes through the lateral shifting slider and links to each other with the lateral screw guide rail.

Preferably, the battery pack adopts a lithium iron phosphate battery pack.

The invention has the beneficial effects that:

according to the invention, the lateral moving suckers in different directions are arranged on the pneumatic suction device, so that the stability of goods suction is improved;

the front end sucking disc is arranged, so that the continuity of the sucking and transferring operation is ensured;

the inclined cargo bin is arranged, so that the unloading efficiency is improved, and the unloading time is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic structural view of the crawler chassis of the invention.

FIG. 3 is a schematic view of an inclined self-dumping three-level cargo tank of the present invention.

FIG. 4 is a schematic diagram of the structure of the transfer platform of the present invention.

FIG. 5 is a schematic diagram of a front end tray structure according to the present invention.

Fig. 6 is a schematic structural view of the pneumatic suction device of the present invention.

The reference numbers indicate:

1. a crawler chassis; 11. a steel frame; 12. a rotary joint; 13. a driving wheel; 14. a crawler belt; 2. A sliding table group; 3. an air pump unit; 4. an inclined self-discharging three-layer cargo hold; 41. a chassis; 42. a cargo compartment; 43. a cargo hold electric cylinder; 44. a cargo compartment roller; 45. a cargo compartment tailgate; 46. an electric cylinder of a cargo compartment tail door; 5. a battery pack; 6. a transfer platform; 61. a rubber transfer roller; 62. a rubber conveying roller driving motor; 63. a middle tray; 64. a transverse guide rail; 65. a first slider; 66. turning over the lower platform; 67. turning over the electric cylinder of the platform; 68. turning over the upper platform; 7. a cockpit; 8. a front end tray; 81. front shoveling; 82. a cargo conveying roller; 83. a second slider; 9. a pneumatic suction device; 91. a third slider; 92. a first longitudinal lead screw guide rail; 93. a metal bracket; 94. a second lateral pneumatic suction cup; 95. a transverse lead screw guide rail; 96. a first vertical pneumatic suction cup; 97. a first longitudinally moving slide; 98. a lateral movement guide rail; 99. transversely moving the slide block; 910. a first lateral pneumatic chuck; 911. a second vertical pneumatic chuck; 912. a second longitudinally moving slide; 913. a second longitudinal lead screw guide.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus that are known by one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …", "above … …", "above … …, on a surface", "above", and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

Examples

A pneumatic type loading and unloading vehicle applied to cold chain transportation is shown in figures 1-6 and comprises a crawler chassis 1 and an inclined type self-unloading three-layer cargo hold 4, wherein the crawler chassis 1 is used for providing power for the pneumatic type loading and unloading vehicle so as to enable the pneumatic type loading and unloading vehicle to be close to cargoes. A main body support is arranged above the crawler chassis 1, an air pump unit 3 and a battery pack 5 are arranged on the main body support, and the air pump unit 3 provides suction force for a pneumatic suction device 9. The battery pack 5 adopts a lithium iron phosphate battery pack to provide electric power for the whole vehicle. Main part support rear portion top is provided with tilting self-discharging three-layer cargo hold 4, the main part support medial surface is fixed with slip table group 2, and slip table group 2 makes pneumatic suction means 9 possess the lift and flexible ability, makes transport platform 6 possess the lift and with the ability that tilting self-discharging three-layer cargo hold 4 aimed at. 2 sliding connection has the transport platform 6 on the slipway group, the hatch of tilting self-discharging three-layer cargo hold 4 docks with the upset upper mounting plate 68 of transporting platform 6 mutually, transports platform 6 and receives the goods and transports to in the self-discharging three-layer cargo hold 4 from front end tray 8. The transfer platform 6 is connected with the sliding table group 2 through the first sliding block 65, the pneumatic suction device 9 is connected with the front end tray 8 through the second sliding block 83, and the front end tray 8 can receive and transmit goods sucked up by the pneumatic suction device 9. Pneumatic suction means 9 links to each other with slip table group 2 through third slider 91, and pneumatic suction means 9 can go up and down and stretch out and draw back, is convenient for absorb the goods. A cab 7 is arranged on the side face of the crawler chassis 1, so that a driver can observe and operate the crawler chassis conveniently.

The crawler chassis 1 comprises a steel frame 11 and a rotary joint 12 fixed above the steel frame 11, two driving wheels 13 are arranged on two sides of the steel frame 11, and the driving wheel 13 on each side is in damping connection with one crawler 14.

Tilting self-discharging three-layer cargo hold 4 includes chassis 41 and sets up the hold chamber 42 of receiving above chassis 41, chassis 41 with receive and be connected with between the hold chamber 42 and be used for making the electronic jar 43 of cargo hold of receiving the upset of cargo hold 42, it includes the sub-cabin of three-layer to receive cargo hold chamber 42, be provided with cargo hold roller 44 at the bottom of the cabin in sub-cabin, the rear upper end of receiving cargo hold chamber 42 rotates with cargo hold tail-gate 45 to be connected, it is connected with the electronic jar 46 of cargo hold tail-gate that is used for opening cargo hold tail-gate 45 to receive between cargo hold chamber 42 and the cargo hold tail-gate 45.

The transfer platform 6 includes middle tray 63, the front end of middle tray 63 is provided with first slider 65, first slider 65 links to each other with slip table group 2, be provided with transverse guide 64 on the upper surface of middle tray 63, be provided with on the transverse guide 64 can gliding upset platform 66 down, be provided with the electronic jar 67 of upset platform that is used for making the upset of upset upper mounting plate 68 down between platform 66 and the upset upper mounting plate 68 under the upset, be provided with rubber conveying roller 61 on the upper surface of upset upper mounting plate 68, rubber conveying roller 61 links to each other with the rubber conveying roller driving motor 62 that sets up platform 68 side in the upset. The rubber transfer roller 61 can transfer the cargo into the rear cargo receiving compartment 42 by the rubber transfer roller driving motor 62.

The front end tray 8 comprises a tray bottom plate, a cargo conveying roller 82 is arranged on the upper surface of the tray bottom plate, the cargo conveying roller 82 is connected with a cargo conveying roller driving motor, and the cargo conveying roller 82 can convey cargos to the rear transfer platform 6 under the driving of the cargo conveying roller driving motor. Goods conveying roller driving motor sets up in tray bottom plate lower surface, the front end of tray bottom plate 8 is provided with preceding shovel 81, tray bottom plate 8 is organized 2 with the slip table and is linked to each other through the second slider 83 that the side set up. The second slider 83 can lift and stretch along with the pneumatic suction device 9, so that goods can be directly placed on the front end tray 8 after being sucked by the pneumatic suction device 9.

The pneumatic suction device 9 comprises a suction device base 93, a transverse moving guide rail 98, a first longitudinal lead screw guide rail 92 and a second longitudinal lead screw guide rail 913 are arranged on the front surface of the suction device base 93, the first longitudinal screw guide 92 is connected to a first vertical pneumatic suction cup 96 by means of a first longitudinal movement slider 97, said second longitudinal screw guide 913 is connected to a second vertical pneumatic chuck 911 via a second longitudinal moving slide 912, the upper end of the right side of the transverse moving guide rail 98 is provided with a transverse lead screw guide rail 95, the transverse moving guide rail 98 is connected with a first lateral pneumatic suction cup 910, the traverse guide 98 is connected to a second lateral pneumatic suction cup 94, the second lateral pneumatic suction cup 94 is connected to a first lateral pneumatic suction cup 910, the first lateral pneumatic suction cup 910 is connected to the lateral screw guide 95 by a lateral movement slider 99.

The semi-automatic method that this embodiment adopted the manual control pneumatic suction means of front end and combined together with front end and the automatic structure of transporting the platform can high-efficient quick completion goods snatch and the operation of keeping in. Under the drive of the driving motor, the pneumatic suction device 9 can realize the longitudinal and transverse two-direction suction of goods, so that the success rate and the stability during the suction are greatly improved. The front end suction device of the unloading trolley consists of two groups of suction cups, namely a lateral pneumatic suction cup and a vertical pneumatic suction cup, can suck up the goods and place on front end tray 8, front end tray 8 can be followed vertical slip table and reciprocated, goods conveying roller 82 is installed to front end tray 8, goods conveying roller 82 provides power for the backward motion of goods, the goods conveys on transporting platform 6 along front end tray 8, transporting platform 6 can realize the butt joint with 4 case mouths of tilting three-layer self-discharging packing box through the lift of upset lower platform 66 and the upset of upset upper platform 68, convey the goods to the tilting three-layer self-discharging packing box 4 the inside, 4 internally mounted unpowered rubber cylinders of tilting three-layer self-discharging packing box, 4 afterbody electric cargo hold tail-gate 45 are equipped with to tilting three-layer self-discharging packing box, when cargo hold tail-gate 45 opens, the goods in the tilting three-layer self-discharging packing box 4 can the automatic landing. The pneumatic intelligent loading and unloading vehicle applied to cold chain transportation adopts low temperature resistant, moisture-proof and seawater corrosion resistant treatment. The device drive adopts a crawler-type structure, and is different from unloading and transporting forklifts and transport vehicles. Compared with the prior art, the anti-skid capacity, the obstacle crossing capacity and the flexibility are improved, and the method is more suitable for the transportation operation in a cold chain. The two sets of pneumatic sucking discs of front end and two sections lift conveyer belts can realize the light transportation and the operation continuity of goods, and tilting self-discharging three-layer packing box can realize that the goods utilizes self gravity roll-off packing box, improves holistic transportation efficiency greatly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (7)

1. The utility model provides a be applied to pneumatic type loading and unloading car of cold chain transportation which characterized in that: including track chassis (1) and tilting self-discharging three-layer cargo hold (4), track chassis (1) top is provided with the main part support, be provided with air pump group (3) and group battery (5) on the main part support, main part support rear portion top is provided with tilting self-discharging three-layer cargo hold (4), the main part support medial surface is fixed with slip table group (2), sliding connection has transportation platform (6) on the slip table group (2), the hatch of tilting self-discharging three-layer cargo hold (4) docks with upset upper mounting plate (68) of transportation platform (6), transportation platform (6) link to each other with slip table group (2) through first slider (65), pneumatic suction means (9) link to each other with front end tray (8) through second slider (83), pneumatic suction means (9) link to each other with slip table group (2) through third slider (91), and a driving cabin (7) is arranged on the side surface of the crawler chassis (1).

2. Pneumatic lift truck for cold chain transport, according to claim 1, characterized in that: the crawler chassis (1) comprises a steel frame (11) and a rotary joint (12) fixed above the steel frame (11), two driving wheels (13) are arranged on two sides of the steel frame (11), and the driving wheels (13) on each side are connected with a crawler (14) in a damping mode.

3. Pneumatic lift truck for cold chain transport, according to claim 1, characterized in that: tilting self-discharging three-layer cargo hold (4) include chassis (41) and set up in the cargo hold room (42) that receive of chassis (41) top, chassis (41) and receive and be connected with the electronic jar (43) of cargo hold that are used for making to receive cargo hold room (42) upset between cargo hold room (42), it includes three layers sub-cabins to receive cargo hold room (42), be provided with cargo hold roller (44) at the bottom of the cabin of sub-cabin, the rear upper end and the cargo hold tail gate (45) of receiving cargo hold room (42) rotate to be connected, it is connected with the electronic jar (46) of cargo hold tail gate that are used for opening cargo hold tail gate (45) to receive between cargo hold room (42) and cargo hold tail gate (45).

4. Pneumatic lift truck for cold chain transport according to claim 1, characterized in that: the utility model discloses a rubber conveying device, including the middle tray (63) of transportation platform (6), the front end of middle tray (63) is provided with first slider (65), first slider (65) link to each other with slide group (2), be provided with transverse guide (64) on the upper surface of middle tray (63), be provided with platform (66) under the upset that can slide on transverse guide (64), platform (66) and upset upper mounting plate (68) are provided with between and are used for making the electronic jar of upset platform (67) of upset upper mounting plate (68) upset under the upset, be provided with rubber conveying roller (61) on the upper surface of upset upper mounting plate (68), rubber conveying roller (61) link to each other with rubber conveying roller driving motor (62) that set up in upset upper mounting plate (68) side.

5. Pneumatic lift truck for cold chain transport, according to claim 1, characterized in that: front end tray (8) include the tray bottom plate, be provided with goods conveying roller (82) on the tray bottom plate upper surface, goods conveying roller (82) link to each other with goods conveying roller driving motor, goods conveying roller driving motor sets up in tray bottom plate lower surface, the front end of tray bottom plate (8) is provided with preceding shovel (81), second slider (83) that tray bottom plate (8) set up through the side links to each other with slip table group (2).

6. Pneumatic lift truck for cold chain transport, according to claim 1, characterized in that: the pneumatic suction device (9) comprises a suction device base (93), a transverse moving guide rail (98), a first longitudinal lead screw guide rail (92) and a second longitudinal lead screw guide rail (913) are arranged on the front surface of the suction device base (93), the first longitudinal lead screw guide rail (92) is connected with a first vertical pneumatic sucker (96) through a first longitudinal moving slider (97), the second longitudinal lead screw guide rail (913) is connected with a second vertical pneumatic sucker (911) through a second longitudinal moving slider (912), a transverse lead screw guide rail (95) is arranged at the upper end of the right side of the transverse moving guide rail (98), the transverse moving guide rail (98) is connected with a first lateral pneumatic sucker (910), the transverse moving guide rail (98) is connected with a second lateral pneumatic sucker (94), and the second lateral pneumatic sucker (94) is connected with the first lateral pneumatic sucker (910), the first lateral pneumatic suction cup (910) is connected with the lateral lead screw guide rail (95) through a lateral moving slide block (99).

7. Pneumatic lift truck for cold chain transport, according to claim 1, characterized in that: the battery pack (5) adopts a lithium iron phosphate battery pack.

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